Waldo Corporation had the following transactions pertaining to debt investments.
Jan. 1 Purchased 30, $1,000 Hillary Co. 10% bonds for $30,000, plus brokerage fees of $900.
Interest is payable semiannually on July 1 and January 1.
July 1 Received semiannual interest on Hillary Co. bonds.
July 1 Sold 15 Hillary Co. bonds for $15,000, less $400 brokerage fees.
(a) Journalize the transactions, and (b) prepare the adjusting entry for the accrual of interest on December 31